English: Beryllium foil for an en:x-ray microscope vacuum window. (inner square is Be mounted in steel holder) Unsharp mask and autocontrast applied in photoshop.
2006-10-04 03:54 Deglr6328 1192×1003×8 (443457 bytes) Beryllium foil for an [[x-ray microscope]] vacuum window. (inner square is Be mounted in steel holder) Unsharp mask and autocontrast applied in photoshop.
{{BotMoveToCommons|en.wikipedia}} {{Information |Description={{en|Beryllium foil for an en:x-ray microscope vacuum window. (inner square is Be mounted in steel holder) Unsharp mask and autocontrast applied in photoshop.}} |Source=Transferred from [h